43390640

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 105341472

約数和(自身を除く): 61950832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 107, 137, 148, 185, 214, 274, 296, 370, 428, 535, 548, 592, 685, 740, 856, 1070, 1096, 1370, 1480, 1712, 2140, 2192, 2740, 2960, 3959, 4280, 5069, 5480, 7918, 8560, 10138, 10960, 14659, 15836, 19795, 20276, 25345, 29318, 31672, 39590, 40552, 50690, 58636, 63344, 73295, 79180, 81104, 101380, 117272, 146590, 158360, 202760, 234544, 293180, 316720, 405520, 542383, 586360, 1084766, 1172720, 2169532, 2711915, 4339064, 5423830, 8678128, 10847660, 21695320, 43390640]

約数ペア:

[(1, 43390640), (2, 21695320), (4, 10847660), (5, 8678128), (8, 5423830), (10, 4339064), (16, 2711915), (20, 2169532), (37, 1172720), (40, 1084766), (74, 586360), (80, 542383), (107, 405520), (137, 316720), (148, 293180), (185, 234544), (214, 202760), (274, 158360), (296, 146590), (370, 117272), (428, 101380), (535, 81104), (548, 79180), (592, 73295), (685, 63344), (740, 58636), (856, 50690), (1070, 40552), (1096, 39590), (1370, 31672), (1480, 29318), (1712, 25345), (2140, 20276), (2192, 19795), (2740, 15836), (2960, 14659), (3959, 10960), (4280, 10138), (5069, 8560), (5480, 7918)]